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-rw-r--r--fs/nfs/pnfs.c14
1 files changed, 11 insertions, 3 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 56e423cd8180..5b9145c62fd9 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1915,6 +1915,7 @@ lookup_again:
* stateid.
*/
if (test_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags)) {
+ int status;
/*
* The first layoutget for the file. Need to serialize per
@@ -1934,13 +1935,20 @@ lookup_again:
}
first = true;
- if (nfs4_select_rw_stateid(ctx->state,
+ status = nfs4_select_rw_stateid(ctx->state,
iomode == IOMODE_RW ? FMODE_WRITE : FMODE_READ,
- NULL, &stateid, NULL) != 0) {
+ NULL, &stateid, NULL);
+ if (status != 0) {
trace_pnfs_update_layout(ino, pos, count,
iomode, lo, lseg,
PNFS_UPDATE_LAYOUT_INVALID_OPEN);
- goto out_unlock;
+ if (status != -EAGAIN)
+ goto out_unlock;
+ spin_unlock(&ino->i_lock);
+ nfs4_schedule_stateid_recovery(server, ctx->state);
+ pnfs_clear_first_layoutget(lo);
+ pnfs_put_layout_hdr(lo);
+ goto lookup_again;
}
} else {
nfs4_stateid_copy(&stateid, &lo->plh_stateid);